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orn User User-Mode Driver Framework Unique user Z User Group Lazy user model User interface modeling User–network interface Attentive user interface User-subjective approach Atari ST User Journal of Organizational and End User Computing User activity monitoring User-defined function User environment management First-time user experience Windows USER Persona (user experience) Console user interface Principles of user interface design Lead user Web User Multi-user MIMO Linux User and Developer History of the graphical user interface Concurrent user Natural-language user interface Multi-user dungeon Vector-based graphical user interface Average revenue per user MPEG user data End-user computing Reference and User Services Qu